/*
 Copyright  2005-2007 MySQL AB, 2008 Sun Microsystems
 All rights reserved. Use is subject to license terms.

  The MySQL Connector/J is licensed under the terms of the GPL,
  like most MySQL Connectors. There are special exceptions to the
  terms and conditions of the GPL as it is applied to this software,
  see the FLOSS License Exception available on mysql.com.

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; version 2 of the
  License.

  This program is distributed in the hope that it will be useful,  
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  02110-1301 USA

 */
package testsuite.regression;

import testsuite.BaseTestCase;

/**
 * Tests regressions w/ the Escape Processor code.
 * 
 * @version $Id:$
 * 
 */
public class EscapeProcessorRegressionTest extends BaseTestCase {

	public EscapeProcessorRegressionTest(String name) {
		super(name);
	}

	/**
	 * Tests fix for BUG#11797 - Escape tokenizer doesn't respect stacked single
	 * quotes for escapes.
	 * 
	 * @throws Exception
	 *             if the test fails.
	 */
	public void testBug11797() throws Exception {
		assertEquals(
				"select 'ESCAPED BY ''\\'' ON {tbl_name | * | *.* | db_name.*}'",
				this.conn
						.nativeSQL("select 'ESCAPED BY ''\\'' ON {tbl_name | * | *.* | db_name.*}'"));
	}

	/**
	 * Tests fix for BUG#11498 - Escape processor didn't honor strings
	 * demarcated with double quotes.
	 * 
	 * @throws Exception
	 *             if the test fails.
	 */
	public void testBug11498() throws Exception {
		assertEquals(
				"replace into t1 (id, f1, f4) VALUES(1,\"\",\"tko { zna gdje se sakrio\"),(2,\"a\",\"sedmi { kontinentio\"),(3,\"a\",\"a } cigov si ti?\")",
				this.conn
						.nativeSQL("replace into t1 (id, f1, f4) VALUES(1,\"\",\"tko { zna gdje se sakrio\"),(2,\"a\",\"sedmi { kontinentio\"),(3,\"a\",\"a } cigov si ti?\")"));

	}

	/**
	 * Tests fix for BUG#14909 - escape processor replaces quote character in
	 * quoted string with string delimiter.
	 * 
	 * @throws Exception
	 */
	public void testBug14909() throws Exception {
		assertEquals("select '{\"','}'", this.conn
				.nativeSQL("select '{\"','}'"));
	}
	
	/**
	 * Tests fix for BUG#25399 - EscapeProcessor gets confused by multiple backslashes
	 * 
	 * @throws Exception if the test fails.
	 */
	public void testBug25399() throws Exception {
		assertEquals("\\' {d}",
				getSingleValueWithQuery("SELECT '\\\\\\' {d}'"));
	}
}
